Over mature jack pine and black spruce. N.B. dead crowns. Pakwash Forest, Boise Cascade, Red Lake

Over wintered Ontario tubed seedlings. White spruce, 1+0, container stock.

Over wintered stock in Leach tubes at Aurora nursery. Fir douglas, 1+0, container. Weyerhaueser.

Over-mature black spruce on sphagnum peat. Older trees are 210 yrs N.B. younger age classes in openings. Quetico. Photo Orie Loucks.

Over-mature Douglas fir at highest elevation in Siskiyou Mts. N.B. dead tops and poor crowns.

Over-mature red pine, fire origin. N.B. hardwoods in opening one young red pine in the foreground.

Over-mature red pine with black spruce developing in openings. Quetico. Photo Orie Loucks.

Over mature stand 350+years being harvested at UBC Forest, Haney

Over-mature white spruce killed by the bark beetle. Northwood TFL, Prince George.

Overwintered container (Leach tube); sown April 1973, photo Aug/74. Fir douglas, 1+0, container. Weyerhaueser.